// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-%iteratorprototype%-@@iterator
description: Return value of @@iterator on IteratorPrototype
info: |
  %IteratorPrototype% [ @@iterator ] ( )
    1. Return the this value.
features: [Symbol.iterator]
---*/

function Test() {
    const IteratorPrototype = Object.getPrototypeOf(
      Object.getPrototypeOf([][Symbol.iterator]())
    );
    const getIterator = IteratorPrototype[Symbol.iterator];

    const thisValues = [
        {},
        Symbol(),
        4,
        4n,
        true,
        undefined,
        null,
    ];

    for (const thisValue of thisValues) {
        assert.sameValue(
            getIterator.call(thisValue),
            thisValue
        );
    }
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_TEST; i++) {
    Test();
}
